CN101294287B - Formula and technique for neutral rust remover for rust cleaning of sheet material - Google Patents
Formula and technique for neutral rust remover for rust cleaning of sheet material Download PDFInfo
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- CN101294287B CN101294287B CN2007100277599A CN200710027759A CN101294287B CN 101294287 B CN101294287 B CN 101294287B CN 2007100277599 A CN2007100277599 A CN 2007100277599A CN 200710027759 A CN200710027759 A CN 200710027759A CN 101294287 B CN101294287 B CN 101294287B
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Abstract
The invention discloses a formula of a neutral rust remover used for rust removal of plates, and the process thereof. By utilizing the formula of the neutral rust remover, the plate is soaked for 2 to 10 min and then rust removal treatment is performed at room temperature and under the environment that PH value is 5 to 7; the neutral rust remover solution per unit volume comprises the following solutes: 0 to 20 ml/L of OP-10, 0 to 30 g/L of sodium silicate, 0 to 30 g/L of thiourea, 5 to 20 g/L of tartaric acid, 0 to 10 g/L of sulfamic acid, and 0 to 30 g/L of citric acid. The neutral rust remover has the advantages that the cost is low, the neutral rust remover can be used at normal temperature, is not easy to generate acid mist and is friendly to both the human body and the environment; furthermore, no damage is caused to the zinc layer on the surface of the plate, and the operation is simple.
Description
Technical field
The present invention relates to the rust cleaning technology of sheet material, especially relate to a kind of neutral rust remover prescription that is used for the sheet material rust cleaning, and utilize neutral rust remover sheet material to be carried out the technology of processing of rust removing.
Background technology
The method of chemical treatment principle is to utilize acid solution and by the rust dirt (oxide compound) of cleaning metallic surface chemical reaction is taken place, and makes it to be dissolved in the acid solution, and acid makes oxide skin machinery come off again with the hydrogen that metal function produces in addition.Be applicable to complex geometry and precision component, be satisfied with the needs of extensive rust cleaning.At present, the industrial mixture clean-out system that often adopts various strong acid or highly basic preparation after having cleaned, also will carry out bonderizing again, and operation is many, time and effort consuming.This class material not only can corrode skin, the damage clothing, and emit and make the smell that the people is insufferable, have intense stimulus, be detrimental to health, use dangerously, bring great inconvenience to operator, severe contamination environment, and in the rust cleaning process, inevitably can produce destruction to plate surface zinc layer, sheet material can not be used by secondary, thereby cause enormous economic loss.
Summary of the invention
The object of the present invention is to provide a kind of not only can reducing cost, and easy to operate, effective, the environment amenable neutral rust remover prescription of rust cleaning.
The present invention discloses a kind of neutral rust remover prescription that is used for the sheet material rust cleaning, comprises following solute in the neutral rust remover solution of unit:
Alkylphenol and ethylene oxide condensate 0～20ml/L;
Weakly alkaline sodium salt 0～30g/L;
Thiocarbamide 0～30g/L;
Thionamic acid 0～10g/L;
Organic class weak acid 0～50g/L.
More preferably, described organic class weak acid comprises:
Tartrate 5～20g/L; Or/and
Citric acid 0～30g/L.
More preferably, described alkylphenol and ethylene oxide condensate are the mixture of alkylphenol polyoxyethylene.
More preferably, described weakly alkaline sodium salt is water glass, sodium phosphate or yellow soda ash.
The invention also discloses a kind of processing of rust removing technology of sheet material rust cleaning, comprise the steps:
Utilizing neutral rust remover is that 2～10min carries out processing of rust removing with the sheet material immersion treatment under 5～7 the environment in room temperature condition, ultrasonic wave 25～40kHz, pH value;
Wherein, comprise following solute in the neutral rust remover solution of described unit:
OP-10 0～20ml/L；
Water glass 0～30g/L;
Thiocarbamide 0～30g/L;
Tartrate 5～20g/L;
Thionamic acid 0～10g/L;
Citric acid 0～30g/L.
More preferably, in utilizing after neutral rust remover carries out the step of processing of rust removing to sheet material, also comprise step: described sheet material is carried out high bake.
More preferably, described storing temperature is 100～130 ℃.
More preferably, after sheet material is carried out the step of processing of rust removing, also comprise step: from neutral rust remover solution, take out sheet material, and sheet material is cleaned.
More preferably, described cleaning way to sheet material comprises soaking and water washing or/and the spray washing.
Compared with prior art, the present invention adopts above-mentioned neutral rust remover with low cost, can use under the normal temperature state, is difficult for producing acid mist, and is all friendly to human body and environment; And plate surface zinc layer do not produced destruction, simple to operate.
Description of drawings
Fig. 1 is the specific embodiment synoptic diagram of the present invention to the derusting rust-proofing processing technological flow of sheet material.
Embodiment
The present invention discloses a kind of neutral rust remover prescription that is used for the sheet material rust cleaning, exist operation many to solve in the prior art, time and effort consuming, to environment and operator work the mischief and inevitably can produce destroy plate surface zinc layer, sheet material can not secondary be used, thereby cause problem such as enormous economic loss.
Comprise following solute in the neutral rust remover solution of unit disclosed by the invention:
Alkylphenol and ethylene oxide condensate 0～20ml/L;
Weakly alkaline sodium salt 0～30g/L;
Thiocarbamide 0～30g/L;
Thionamic acid 0～10g/L;
Organic class weak acid 0～50g/L.
Wherein, alkylphenol and ethylene oxide condensate (OP) series product at room temperature are colourless transparent liquid, white paste or waxy solid.These series product mainly contain at present: OP-4, OP-5, OP-7, OP-9, OP-10, OP-12 etc., has HLB value adjustability widely, good anti-hard water, resistance to acids and bases, emulsifying property, wettability, dispersiveness, lyotropy, soil removability and penetrating power.Because this series product effect difference is little, below only OP-10 is illustrated.Described organic class weak acid comprises: tartrate 5～20g/L is or/and citric acid 0～30g/L; With so that solution produces slightly acidic.Described weakly alkaline sodium salt is more excellent to be water glass, in order to the acid of the above-mentioned solute that neutralizes water-soluble back generation.
In addition, please refer to shown in Figure 1ly, the present invention is used for the neutral rust remover prescription of sheet material rust cleaning, adopts following treatment process to come sheet material is carried out processing of rust removing:
Step s110: utilizing neutral rust remover disclosed in this invention is that 2～10min carries out processing of rust removing with the sheet material immersion treatment under 5～7 the environment in room temperature condition, ultrasonic wave 25～40kHz, pH value;
Step s120: the sheet material after handling through step s110 is cleaned, and wherein, cleaning way comprises soaking and water washing or/and the spray washing;
Step s130: the sheet material after handling through step s120 is carried out high bake, and it is good being 100～130 ℃ with temperature, to dry the residual moisture of plate surface, avoids causing once more corrosion.
Facts have proved that adopt the iron member after aforesaid method is handled, with respect to the iron member that adopts after prior art is handled, it has better antirust ability:
Embodiment
Will according to above-mentioned steps adopt sheet material that neutral rust remover solution-treated disclosed in this invention crosses with adopt outsourcing neutral rust remover--Vincellar reaches the sheet material of handling and carries out performance test, and test comparison result is as shown in table 1.
Table 1: that adopts neutral rust remover solution-treated of the present invention reaches the plate property test result comparison of handling with the employing Vincellar
To sum up, compared with prior art, the present invention produces following technique effect:
Neutral rust remover prescription disclosed by the invention can effectively carry out processing of rust removing to sheet material, and it is with low cost that its neutral rust remover is filled a prescription, and can use under the normal temperature state, is difficult for producing acid mist, and is all friendly to human body and environment; And plate surface zinc layer do not produced destruction, simple to operate.
Claims (7)
1. a neutral rust remover prescription that is used for the sheet material rust cleaning is characterized in that, comprises following solute in the neutral rust remover solution of unit:
Alkylphenol and ethylene oxide condensate 2～20ml/L;
Weakly alkaline sodium salt 0.5～30g/L;
Thiocarbamide 1～30g/L;
Thionamic acid 0.2～10g/L;
Tartrate 5～20g/L;
Citric acid 0～30g/L.
2. neutral rust remover prescription according to claim 1 is characterized in that: described alkylphenol and ethylene oxide condensate are the mixture of alkylphenol polyoxyethylene.
3. neutral rust remover prescription according to claim 1 is characterized in that: described weakly alkaline sodium salt is water glass, sodium phosphate or yellow soda ash.
4. the processing of rust removing technology of a sheet material rust cleaning is characterized in that, comprises the steps:
Utilizing neutral rust remover is that 2～10min carries out processing of rust removing with the sheet material immersion treatment under 5～7 the environment in room temperature condition, ultrasonic wave 25～40kHz, pH value;
Wherein, comprise following solute in the neutral rust remover solution of described unit:
OP-10 2～20ml/L；
Water glass 0.5～30g/L;
Thiocarbamide 1～30g/L;
Tartrate 5～20g/L;
Thionamic acid 0.2～10g/L;
Citric acid 3～30g/L.
5. the processing of rust removing technology of sheet material according to claim 4 rust cleaning is characterized in that, in utilizing after neutral rust remover carries out the step of processing of rust removing to sheet material, also comprises step:
Described sheet material is carried out high bake, and wherein, described storing temperature is 100～130 ℃.
6. the processing of rust removing technology of sheet material rust cleaning according to claim 5 is characterized in that, after sheet material is carried out the step of processing of rust removing, also comprises step:
From neutral rust remover solution, take out sheet material, and sheet material is cleaned.
7. the processing of rust removing technology of sheet material rust cleaning according to claim 6 is characterized in that, described cleaning way to sheet material comprises soaking and water washing or/and the spray washing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100277599A CN101294287B (en) | 2007-04-28 | 2007-04-28 | Formula and technique for neutral rust remover for rust cleaning of sheet material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100277599A CN101294287B (en) | 2007-04-28 | 2007-04-28 | Formula and technique for neutral rust remover for rust cleaning of sheet material |
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| Publication Number | Publication Date |
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| CN101294287A CN101294287A (en) | 2008-10-29 |
| CN101294287B true CN101294287B (en) | 2010-09-22 |
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| CN2007100277599A Expired - Fee Related CN101294287B (en) | 2007-04-28 | 2007-04-28 | Formula and technique for neutral rust remover for rust cleaning of sheet material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108516A (en) * | 2010-12-21 | 2011-06-29 | 余媛媛 | Scale removing reagent and using method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102002722A (en) * | 2009-08-28 | 2011-04-06 | 比亚迪股份有限公司 | Stainless steel cleaner and stainless steel cleaning method |
| CN103882451B (en) * | 2014-02-25 | 2015-11-25 | 安徽普源分离机械制造有限公司 | A kind of water base normal temperature rust-removing and antirusting agent and preparation method thereof |
| CN105671563B (en) * | 2016-03-18 | 2016-11-16 | 中山市华光化工有限公司 | A kind of rust remover and preparation method thereof |
| CN107177853A (en) * | 2017-06-14 | 2017-09-19 | 合肥市闵葵电力工程有限公司 | A kind of rust remover preparation method and its application method for electromechanical equipment |
| CN107217272A (en) * | 2017-06-21 | 2017-09-29 | 启东镭尚机电有限公司 | A kind of steel cleaning agent |
| CN108499830A (en) * | 2018-03-09 | 2018-09-07 | 天津尼凯斯电器设备股份有限公司 | A kind of switchgear plank derusting process |
| CN108677205A (en) * | 2018-07-25 | 2018-10-19 | 泾县狸宣文化用品有限公司 | A kind of preparation method and application method of Deruster for metal |
| CN110616437A (en) * | 2019-10-30 | 2019-12-27 | 湖南金裕环保科技有限公司 | Neutral rust remover, preparation method and use method thereof |
| CN111690941B (en) * | 2020-06-18 | 2022-07-01 | 中国科学院过程工程研究所 | Sulfamic acid rust removing liquid and rust removing method using sulfamic acid rust removing liquid |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052705A (en) * | 1990-12-29 | 1991-07-03 | 成都传感换能技术研究所 | A kind of rust cleaning antirusting agent |
| CN1132802A (en) * | 1995-04-04 | 1996-10-09 | 李诗录 | Metal-derusting antirust liquid |
| WO2000011240A1 (en) * | 1998-08-24 | 2000-03-02 | Sumika Agrotech Co., Ltd. | Detergents for metal good and method of cleansing metal good with the same |
| CN1386907A (en) * | 2001-05-18 | 2002-12-25 | 天津市宇泰化工高科技有限公司 | Liquid for removing oil and rust from metal and its preparing process |
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2007
- 2007-04-28 CN CN2007100277599A patent/CN101294287B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1052705A (en) * | 1990-12-29 | 1991-07-03 | 成都传感换能技术研究所 | A kind of rust cleaning antirusting agent |
| CN1132802A (en) * | 1995-04-04 | 1996-10-09 | 李诗录 | Metal-derusting antirust liquid |
| WO2000011240A1 (en) * | 1998-08-24 | 2000-03-02 | Sumika Agrotech Co., Ltd. | Detergents for metal good and method of cleansing metal good with the same |
| CN1386907A (en) * | 2001-05-18 | 2002-12-25 | 天津市宇泰化工高科技有限公司 | Liquid for removing oil and rust from metal and its preparing process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108516A (en) * | 2010-12-21 | 2011-06-29 | 余媛媛 | Scale removing reagent and using method thereof |
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| CN101294287A (en) | 2008-10-29 |
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